This gauge is designed to help you create perfect master guidelines for checkering. It includes fool-proof layouts for diamonds either 3 or 3.5 times longer... PRO GUNSTOCK CHECKERING GAUGE. This gauge is designed to help you create perfect master guidelines for checkering. It includes fool-proof layouts for diamonds either 3 or 3.5 times longer than wide. It also instantly determines the lines per inch (LPI) spacing of existing gunstock checkering Firearm Checkering Gauge Marking Gauge | Marking, Measuring & Setting Out Tools | Faithfull Tools Lines Per Inch Gauge ✅ Includes instructions for use., ✅ Made in the U., S., A. This gauge is designed to help you create perfect master guidelines for gunstock checkering. It includes fool-proof layouts for diamonds either 3 or 3., 5 times longer than wide. PRO GUNSTOCK CHECKERING GAUGE by Mastercarver High-performance tools! ✅ Detects checkering Lines Per Inch (LPI) spacing of 16, 18, 22, 24, 26, 28, and 32-Lines Per Inch (LPI). How to Start Checkering a Gunstock: The Fundamentals The Pro Gun-Stock Checkering Gauge detects line spacing of 16, 18, 22, 24, 26, 28, and 32-lines per inch (LPI) on existing checkering. 887001 PRO GUN STOCK CHECKERING GAUGE